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2979 Murmansk (1978 TB7)
Classification: Main-belt Asteroid          SPK-ID: 2002979
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .157301444730171 5.7194e-08  
a 3.120465754766154 3.2806e-08 AU
q 2.629611983310414 1.8528e-07 AU
i 11.41970841390447 5.9701e-06 deg
node 148.5183924242952 2.9787e-05 deg
peri 197.0371125266036 3.6771e-05 deg
M 220.1152684152171 2.6078e-05 deg
tp 2457782.839703617551
(2017-Jan-29.33970362)
0.00015397 JED
period 2013.388381358959
5.51
3.1751e-05
8.693e-08
d
yr
n .1788030582341068 2.8197e-09 deg/d
Q 3.611319526221894 3.7966e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1240  
   data-arc span      14304 days (39.16 yr)  
   first obs. used      1976-04-23  
   last obs. used      2015-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49113  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:44:16  

Additional Information
 Earth MOID = 1.6245 AU 
 T_jup = 3.167 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.5 mag n/a MPO337274  
diameter diameter 26 km n/a DASTCOM value unverified
geometric albedo albedo 0.0379   0.010 EAR-A-5-DDR-ALBEDOS-V1.0:IMPS IMPS quality code 2: from the PDS IMPS singleton file

2979 Murmansk (1978 TB7)          Discovered 1978-Oct-02 by Zhuravleva, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 TB7 = 1976 HM = 1982 KM1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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